diff --git a/backend-core b/backend-core
index 2842e18..3ff4759 160000
--- a/backend-core
+++ b/backend-core
@@ -1 +1 @@
-Subproject commit 2842e1867be786c9f28f7eb04e1261a9b6dc1e99
+Subproject commit 3ff4759790c7455388e4711635369ad01e423593